125340012 has 108 divisors (see below), whose sum is σ = 372088080. Its totient is φ = 34848576.

The previous prime is 125340011. The next prime is 125340029. The reversal of 125340012 is 210043521.

125340012 is a `hidden beast` number, since 1 + 253 + 400 + 12 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (125340011) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 465814 + ... + 466082.

It is an arithmetic number, because the mean of its divisors is an integer number (3445260).

Almost surely, 2^125340012 is an apocalyptic number.

125340012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 125340012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (186044040).

125340012 is an abundant number, since it is smaller than the sum of its proper divisors (246748068).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

125340012 is a wasteful number, since it uses less digits than its factorization.

125340012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 372 (or 324 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 125340012 is about 11195.5353601335. The cubic root of 125340012 is about 500.4529389021.

Adding to 125340012 its reverse (210043521), we get a palindrome (335383533).

The spelling of 125340012 in words is "one hundred twenty-five million, three hundred forty thousand, twelve".